Silver Reef Mine

Past Producer in Deer Lodge county in Montana, United States with commodities Silver, Lead, Gold, Copper, Zinc, Antimony
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10069754
MRDS ID W007426
Record type Site
Current site name Silver Reef Mine
Alternate or previous names Silver Fleet Mine
Related records 10173019

Geographic coordinates

Geographic coordinates: -113.21924, 46.17183 (WGS84)
Elevation 2134
Relative position 1 MILE NORTH OF SILVER LAKE

Site location context

Political divisions (FIPS codes)

Deer Lodge(county)

Montana(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Lake(quadrangle 1:24,000 scale)

Philipsburg(quadrangle 1:100,000 scale)

Butte(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Clark Fork(hydrologic unit)

Pend Oreille(hydrologic accounting unit)

Kootenai-Pend Oreille-Spokane(hydrologic subregion)

Pacific Northwest(hydrologic region)

Federal lands

Beaverhead-Deerlodge National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States Montana Deer Lodge

Public Land Survey System information

Meridian Township Range Section Fraction State
Montana Principal 005N 013W 22 CENTER OF W2 Montana

Comments on the location information

  • INFO FROM LAND.ST :(1971)

Commodities

Commodity Importance
Silver Primary
Lead Primary
Gold Secondary
Copper Secondary
Zinc Critical Secondary
Antimony Critical Tertiary

Materials information

Materials Type of material
Argentite Ore
Chrysocolla Ore
Galena Ore
Gold Ore
Malachite Ore
Tetrahedrite Ore
Quartz Gangue

Alteration

  • (Local) Oxidation

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone
    Rock unit name Red Lion Limestone
    Rock description Red Lion Limestone
    Stratigraphic age (youngest) Late Cambrian
    Stratigraphic age (youngest) Late Cambrian

Nearby scientific data

(1) -113.21924, 46.17183

Economic information

Geologic structures

Type of structure Regional
Structure description Philipsburg Batholith
Type of structure Local
Structure description Cable Stock

Ore body information

  • General form RUDELY TABULAR
    Strike N 80 W
    Dip 5 E
    Width 2M
    Depth to top 0M

Controls for ore emplacement

  • Shear Zone Nearly Parallel To Bedding Plane.

Comments on the geologic information

  • LOCALLY RED LION FM STRIKES N80W AND DIPS 15-20S.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1884
Discoverer N. Walters

Mining district

District name Silver Lake District

Land status

Ownership category National Forest

Ownership information

  • Type Owner-Operator
    Owner Montgomery, W. C.
    Home office Anaconda, Mt

Workings at the site

  • Type of workings Surface/Underground
    Length 100M
    Overall depth 15M

Comments on the workings information

  • WORKINGS ON PROPERTY CONSIST OF TWO SHALLOW SHAFTS & N. E. TRENDING ADIT - IN 1969 EARLL REPORTED ADIT INACCESSIBLE. 1973 LAWSON REPORTED STATUS AS PRODUCED BUT AS OF 1974 STATUS RECORDED AS UNKNOWN. (EARLL 1972) SERRIES OF OPEN CUTS

Reference information

Bibliographic references

  • Deposit

    MBMG BULL 84, P. 33,36.

  • Deposit

    MBMG BULL 100, P. 6.

  • Deposit

    USGS PP 78, P. 237.

  • Deposit

    MBMG BULL 92, P. 7.

  • Deposit

    USGS-USBM MINERAL YEARBOOKS, 1925-1963

  • Deposit

    1906 GEOLMAP EMMONS AND CALKINS

  • Deposit

    1969 GEOLMAP MBMG F. N. EARLL

  • Production

    USGS PP 78; MBMG BULL 84.

General comments

Subject category Comment text
Deposit OXIDIZED ORE IS A QUARTZ FILLING AND REPLACEMENT OF FRACTURED LIMESTONE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1975 Mlynarczyk, Meg S. U.S. Geological Survey
Updater 01-NOV-1980 Wise, Kristine K. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.